Home / 481,110.50-721,826.07-161,293.98

Finding the Fourth Proportional to 481,110.50, 721,826.07 and 161,293.98

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Solution

The fourth proportional to 481,110.50, 721,826.07 and 161,293.98 is: 241,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,110.50 : 721,826.07 = 161,293.98 : x
  2. Step 2: Convert to fraction form
    481,110.50/721,826.07 = 161,293.98/x
  3. Step 3: Cross multiply
    481,110.50x = 721,826.07 × 161,293.98
  4. Step 4: Simplify right side
    481,110.50x = 116,426,202,480.51
  5. Step 5: Solve for x
    x = 116,426,202,480.51/481,110.50
  6. Step 6: Final answer
    x = 241,994.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.